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Table 3 Final user preference model

From: Customer service quality and benchmarking in public transport contracts

Variable

Units

Acronym

Parameter

t-value

Reliability (all levels)

mins

RELI

-.05821 -

8.411

Bus one-way fare (all levels)

$

TARIF

-.4780 -

6.406

Access walk time (all levels)

mins

ACCESST

-.04317 -

5.311

Bus time (all levels)

mins

TRATIM

-.03200 -

5.435

Personal safety at bus stop:

    

Very safe

1,0

VSAFE

.18895

2.255

Reasonably safe

1,0

RSAFE

.15108

1.820

Bus stop facilities:

    

Seats only at bus stop

1,0

SEATS

-.03411

.510

Seat plus shelter

1,0

SEATSHEL

.09040

1.503

Air conditioning on bus:

    

Air conditioning free

1,0

AVALFREE

.07131

1.112

AC at 20% extra fare

1,0

AVALPAY

-.17432

-2.207

Safety on board bus:

    

Ride-generally smooth

1,0

GSBRAKE

.20788

2.963

Ride-very smooth

1,0

VSNBRAKE

.35232

4.904

Cleanliness of seats:

    

Clean enough

1,0

CENOUGH

.13867

1.830

Very clean

1,0

VCLEAN

.20446

2.713

Ease of access to the bus:

    

Wide entry/2 steps

1,0

WIDE2STP

.09589

1.499

Wide entry/no steps

1,0

WIDENSTP

-.10319

-1.372

Driver behavior:

    

Driver friendly enough

1,0

FRIENDEN

.19798

2.572

Driver very friendly

1,0

VFRIEND

.42287

5.564

Information at the bus stop:

    

Timetable only

1,0

TIMNOMAP

.29609

4.745

Timetable and map

1,0

TIMWMAP

.19720

3.021

Fequency of bus service:

    

Frequency/every 60 mins

1,0

FREQ60

-.58595 -

6.902

Frequency/every 30 mins

1,0

FREQ30

-.12221

-1.640

Socioeconomic characteristics:

    

Female

1,0

FEMALE

.09986

1.198

Personal income

$’000 s

PINCO

.00905

3.817

Age of passenger

years

AGES

.01379

5.787

Bus operator-specific dummy variables:

    

Operator 1

1,0

Op1

.37358

1.671

Operator 2

1,0

Op2

.19642

654

Operator 3

1,0

Op3

-.94098

-5.497

Operator 4

1,0

Op4

-.17726

-1.080

Operator 5

1,0

Op5

-.12964

-.653

Operator 6

1,0

Op6

.97267

1.937

Operator 7

1,0

Op7

-.18127

-0.982

Operator 8

1,0

Op8

.35723

1.294

Operator 9

1,0

Op9

-.26210

-1.215

Operator 10

1,0

Op10

-.56626

-1.845

Operator 11

1,0

Op11

-1.2555

-4.850

Operator 12

1,0

Op12

-.22189

-0.842

Operator 13

1,0

Op13

-.47366

-1.210

Operator 14

1,0

Op14

.01784

.072

Operator 15

1,0

Op15

.06911

.084

Operator 16

1,0

Op16

-.37973

-1.685

Operator 17

1,0

Op17

.06878

.292

Operator 18

1,0

Op18

-.36574

-0.825

Operator 19

1,0

Op19

1.1207

4.218

Operator 20

1,0

Op20

.10014

.488

Operator 21

1,0

Op21

.11275

.546

Operator 22

1,0

Op22

.32239

.781

Operator 23

1,0

Op23

-.53292

-1.845

Operator 24

1,0

Op24

.08878

.161

Log-likelihood

-2839.25

Pseudo R2 (adjusted)

0.324